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In the 1950s, the Dunstan chestnut was developed in Greensboro, N.C., and constitutes the majority of blight-free chestnuts produced in the United States annually. Today, the demand for the nut outstrips supply. The United States imported 4,056 metric tons of European in-shell chestnuts worth $10 million in 2007. [64]
Young tree in natural habitat American chestnut male (pollen) catkins. Castanea dentata is a rapidly-growing, large, deciduous hardwood eudicot tree. [20] A singular specimen manifest in Maine has attained a height of 115 feet (35 m) [21] Pre-blight sources give a maximum height of 100 feet (30 m) and a maximum circumference of 13 feet (4.0 m). [22]
While The American Chestnut Foundation discontinued support of development of the Darling 58 cultivar in December 2023, in part due to the mistaken use of Darling 54 in all completed field trials, [8] The American Chestnut Research & Restoration Program, who originated the tree, continues its development. The ACRRP has decided to build on top ...
Castanea pumila, commonly known as the Allegheny chinquapin, American chinquapin (from the Powhatan) or dwarf chestnut, is a species of chestnut native to the southeastern United States. The native range is from Massachusetts and New York to Maryland and extreme southern New Jersey and southeast Pennsylvania south to central Florida, west to ...
Leaf and flower detail of a Chinese chestnut at New York Botanical Garden. It is a deciduous tree growing to 20 metres (66 ft) tall with a broad crown. The leaves are alternate, simple, 10–22 centimetres (4– 8 + 1 ⁄ 2 in) long and 4.5–8 cm (1 + 3 ⁄ 4 – 3 + 1 ⁄ 4 in) broad, with a toothed margin.
Aesculus glabra Ohio buckeye Flower of Aesculus x carnea, the red horse chestnut Fruit of a Horse-chestnut still in a half cocoon of which the fragile sprout has already reached the soil. The genus Aesculus ( / ˈ ɛ s k j ʊ l ə s / [ 1 ] or / ˈ aɪ s k j ʊ l ə s / ), with species called buckeye and horse chestnut , comprises 13–19 ...
Dunstan, Northumberland, England, a small hamlet in north Northumberland, close to the village of Craster Dunstan , Maine, United States Clyde , New Zealand, formerly "Dunstan"
The chestnut cultivar Colossal originates from the USA - California Central Valley. It is a Castanea sativa × Castanea crenata hybrid that is cold hardy to −20 °F (−29 °C). The tree can be grown in Zones 4-8, blooms early, and is pollen sterile. Colossal is chestnut blight, root rot and kernel rot susceptible. [1]